---
title: Advanced configuration
description: Advanced caching features including Cache Reserve, Early Hints, and Vary.
image: https://developers.cloudflare.com/core-services-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/cache/llms.txt  
> Use this file to discover all available pages before exploring further.

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# Advanced configuration

Learn how to complete different configuration options to customize your cache behavior.

* [ Cache Reserve ](https://developers.cloudflare.com/cache/advanced-configuration/cache-reserve/)
* [ Crawler Hints ](https://developers.cloudflare.com/cache/advanced-configuration/crawler-hints/)
* [ Early Hints ](https://developers.cloudflare.com/cache/advanced-configuration/early-hints/)
* [ Query String Sort ](https://developers.cloudflare.com/cache/advanced-configuration/query-string-sort/)
* [ Serving tailored content with Cloudflare ](https://developers.cloudflare.com/cache/advanced-configuration/serve-tailored-content/)
* [ Vary for images ](https://developers.cloudflare.com/cache/advanced-configuration/vary-for-images/)

```json
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/directory/","name":"Directory"}},{"@type":"ListItem","position":2,"item":{"@id":"/cache/","name":"Cache / CDN"}},{"@type":"ListItem","position":3,"item":{"@id":"/cache/advanced-configuration/","name":"Advanced configuration"}}]}
```